RMM and KnoxGuard Unlock - First in the World:

All models/firmware/android versions are supported where these features are available
No Root required
"OEM unlock" menu will be available under developer options
Custom firmware/root can be installed
RMM and KG state can be checked in download mode
Read Codes Online, Firmware Flash:

Galaxy A10 (SM-A105F, SM-A105G, SM-A105M)
Galaxy A20 (SM-A205F, SM-A205FN, SM-A205G, SM-A205GN)
Galaxy A2 Core (SM-A260F, SM-A260G)
Galaxy A40 (SM-A405FM, SM-A405FN)
Galaxy A6 2018 (SM-A600U)
Galaxy A9 Pro (SM-G887F, SM-G887N)
Galaxy A9 2018 (SM-A9200)
Galaxy M10 (SM-M105F, SM-M105G, SM-M105M, SM-M105Y)
Galaxy Tab E 8.0 (SM-T378K, SM-T378L, SM-T378S)